Monday, January 13, 2014

About Suxamethonium chloride


Suxamethonium chloride (INN), also known as suxamethonium or succinylcholine, is a paralytic drug used to induce muscle relaxation and short term paralysis, usually to facilitate tracheal intubation. Suxamethonium is sold under the trade names Anectine, Quelicin and Scoline. It is used as a paralytic agent for euthanasia/immobilization of horses.
Suxamethonium acts as a depolarizing neuromuscular blocker. It imitates the action of acetylcholine at the neuromuscular junction, acting non-competitively on muscle type nicotinic receptors. It is degraded by butyrylcholinesterase, a plasma cholinesterase. This hydrolysis by butyrylcholinesterase is much slower than that of acetylcholine by acetylcholinesterase.
CAS: 71-27-2
MF: C14H30Cl2N2O4
MW: 361.3
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About Bikaozha bleomycin (Bicozamycin)

Bikaozha bleomycin (Bicozamycin): also known as bicyclomycin, by the newly developed in Japan as a double cyclic polypeptide antibiotic pig, chicken feed additive, produced by the Streptomyces griseoflvus fermentation, molecular formula was C12H18O7N2, molecular weight 302.28. Bikaozha mycin mainly on Escherichia coli, Salmonella and other gram negative bacteria has strong antibacterial activity. Research shows that, at low dose was added in the feed, not only can prevent intestinal adhesion within Salmonella bacteria, reduce the number of intestinal malignant Escherichia coli, and does not affect other normal bacteria produce, produce and no cross resistance between existing antibiotics. Bikaozha lincomycin in animal gastrointestinal absorption, less residue, quickly decompose in manure and soil, with low toxicity. At present has been Japan approved for chicken, pig feed and prevent colon bacillus, Salmonella infection, promote growth, improve feed efficiency, the recommended dose: growing pig, chicken 5  ̄ 20g titer of /t. Commercial preparations: peck fat (BACFEED).
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Friday, January 10, 2014

About Carmustine


Carmustine or BCNU (= "bis-chloronitrosourea") is a mustard gas-related α-chloro-nitrosourea compound used as an alkylating agent in chemotherapy.
It is used in the treatment of several types of brain cancer (including glioma, glioblastoma multiforme, medulloblastoma and astrocytoma), multiple myeloma and lymphoma (Hodgkin's and non-Hodgkin).
Carmustine injection is used to treat certain types of brain tumors. Carmustine injection is also used along with prednisone to treat multiple myeloma (a type of cancer of the bone marrow). It is also used with other medications to treat Hodgkin's lymphoma (Hodgkin's disease) and non-Hodgkin's lymphoma (cancer that begins in the cells of the immune system) that has not improved or that has worsened after treatment with other medications. Carmustine is in a class of medications called alkylating agents. It works by slowing or stopping the growth of cancer cells in your body. Carmustine injection comes as a powder to be added to fluid and injected over at least 2 hours intravenously (into a vein) by a doctor or nurse in a medical office or hospital outpatient clinic. It is usually injected once every 6 weeks. It may also be injected in smaller doses once a day for 2 days in a row every 6 weeks.
CAS:154-93-8
Molecular Formula:C5H9Cl2N3O2
Formula Weight:214.05
Specification:100mg

What is Amphotericin B ?

Amphotericin B is a polyene antifungal drug, often used intravenously for systemic fungal infections. It was originally extracted from Streptomyces nodosus, a filamentous bacterium, in 1955 at the Squibb Institute for Medical Research from cultures of an undescribed streptomycete isolated from the soil collected in the Orinoco River region of Venezuela. Its name originates from the chemical's amphoteric properties. Two amphotericins, amphotericin A and amphotericin B are known, but only B is used clinically, because it is significantly more active in vivo. Amphotericin A is almost identical to amphotericin B  but has little antifungal activity.
Currently, the drug is available as plain amphotericin B, as a cholesteryl sulfate complex (ABCD), as a lipid complex (ABLC), and as a liposomal formulation (LAmB). The latter formulations have been developed to improve tolerability for the patient, but may show considerably different pharmacokinetic characteristics compared to plain amphotericin B.Oral preparations of amphotericin B are used to treat thrush; these are virtually non-toxic, in contrast to typical intravenous therapy (IV) doses.
One of the main intravenous uses is treating various systemic fungal infections including cryptococcal meningitis.
Amphotericin B is also commonly used in tissue culture to prevent fungi from contaminating cell cultures. It is usually sold in a concentrated solution, either on its own or in combination with the antibiotics penicillin and streptomycin.

Thursday, January 9, 2014

About Stanozolol


Stanozolol is commonly used by athletes and bodybuilders alike to lose fat while retaining lean body mass. It is usually used in a "cutting cycle", to help preserve lean body mass while metabolizing adipose, although it has not been proven conclusively that it has any special fat-burning properties.
It is presented most commonly as a 50 mg/mL injection or a 5 mg tablet. However, recently 100 mg/mL versions have become available. A common dosage can be 10–25 mg/day orally and 25–50 mg daily injected, with optimal results usually seen at 50 mg/day. It is reduced to micrometer particles in aqueous suspension and does not have a typical elimination half-life. Authentic stanozolol can easily be seen, because it will separate in its container if left undisturbed for a number of hours (the micronized crystal will fall to the bottom, and the water suspension will rise to the top).[citation needed] It has a white, milky color.
Stanozolol is subject to extensive hepatic biotransformation by a variety of enzymatic pathways. The primary metabolites are unique to Stanozolol and are detectable in the urine for up to 10 days after a single 5-10 mg oral dose. Methods for detection in urine specimens usually involve gas chromatography-mass spectrometry or liquid chromatography-mass spectrometry.

what is Mesterolone ?


Mesterolone had seen widespread use in bodybuilding primarily for antiestrogenic activity in anabolic steroid stacks but such use has declined after introduction of aromatase inhibitors and SERMs. Most significant benefits of current Mesterolone use are considered to be maintaining libido off-cycle and also relatively and temporarily improving vascularity.
Mesterolone is an orally applicable androgen, and DHT derivative. It is sold under the brand name Proviron (as Provironum in Asia-Pacific region), by Bayer Schering Pharma (earlier by Schering). In the late 70's and early 80's it was used with some success in controlled studies of men suffering from various forms of depression. Mesterolone is a relatively weak androgen and rarely used for replacement therapies.Buy Mesterolone  .

Wednesday, January 8, 2014

Application of Nano gold(Au) powder


Application of Nano gold(Au) powder:
1. Colorant in foodstuff, glass and organism;
2. Tarnishproof coloring material;
3. Analysis DNA;
4. Used for the determination of the genetic gene;
5. To add into cosmetics can skin whitening, anti-aging, moisturizing and antibiotic;
6. Mixing with TiO2 can be made into environment purification products, especially clear CO such harmful substances and the effects are very good.
Features of Nano gold(Au) powder
1. Brown black
2. Particle size: 20-30nm
3. Purity: 99.95%
4. Colorant, antibiotic
Products are classified
Model
Average particle size (nm)
Purity (%)
Specific surface area (m 2 / g)
Bulk density (g / cm 3)
Polymorphs
Color
Nanoscale
Au-001
12-15
>99.95
19.32
0.42
Globular
Purple Red
Nanoscale
Au-002
20-30
>99.95
19.32
0.42
Globular
Brown black